When I Sign into the Tribulation Period at the Beginning, the System Asks Me to Teach?

Chen Jingnian is a bachelor who has been struggling in the magic city for many years. In the end, he couldn't bear the pressure and was ready to jump off the building. "Ding, congratulations to the host for binding the Invincible Sword God system." "Newbie gift packages are being sent." "Congratulations to the host for obtaining the cultivation level of transcending tribulation." "Ask the host to teach at Haicheng University, otherwise he will be killed."